00461nam a2200145Ia 4500008004100000082001300041100001700054245002600071260002000097300001300117490007700130600003300207600003200240650004300272140224s9999    xx            000 0 und d  a631.3 J3  aHopfin, H.J.  aSmall farm implements  aRomebFAOc1953  avii,79p.  aFAO Agriculture Series, no.5 & FAO Agricultural Development Paper, no.32  a H.J.Hopfin and E.Biesalski.  aBiesalski, E., joint author  aFarm machinery,Agricultural implements